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Datenblatt-Suchmaschine für elektronische Bauteile |
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Datenblatt-Suchmaschine für elektronische Bauteile |
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TDA1572T Datenblatt(PDF) 8 Page - NXP Semiconductors |
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TDA1572T Datenblatt(HTML) 8 Page - NXP Semiconductors |
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8 / 20 page  May 1992 8 Philips Semiconductors Product specification AM receiver TDA1572T Oscillator fosc Frequency range 0.1 − 60 MHz Voltage amplitude (pins 15 to 16) V(rms) (RMS value) 80 130 150 mV R(ext) External load impedance (pins 16 to 15) 0.5 − 200 k Ω External load impedance for no R(ext) oscillation (pins 16 to 15) −− 60 Ω Supply voltage ripple rejection at VP = 100 mV(rms); fp = 100 Hz SVRR (SVRR = 20 log [V17/V15]) − 55 − dB Source voltage for switching diodes V15-20 (6 x VBE) (pin 15) − 4.2 − V DC output current (for switching −IO diodes) (pin 15) 0 − 20 mA Change of output voltage at ∆I15 = 20 mA (switch to maximum load) ∆VI (pin 15) − 0.3 − V Buffered oscillator output (pin 14) VO DC output voltage − 0.8 − V Output signal amplitude Vo(p-p) (peak-to-peak value) − 320 − mV ZO Output impedance − 170 −Ω −IO(peak) Output current (peak value) −− 3mA IF, AGC and AF stages VI DC input voltage (pins 3 and 4) − 2.0 − V Zi IF input impedance (pins 3 to 4) 2.4 3.0 3.9 k Ω Ci IF input capacitance − 7 − pF IF input voltage for THD = 3% at m = 80% (pins 3 and 4) ViIF(rms) (RMS value) − 90 − mV Zo IF output impedance (pin 12) − 50 −Ω Unloaded IF output voltage at Vi = 10 mV (pin 12) VoIF(rms) (RMS value) 180 230 290 mV Voltage gain before start of AGC Gv (pins 3 to 4; 6 to 20) − 68 − dB AGC range of IF stages: change of V3-4 for 1 dB change of Vo(AF); ∆Vv V3-4(ref) = 75 mV(rms) − 55 − dB SYMBOL PARAMETER MIN. TYP. MAX. UNIT |
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Ähnliche Beschreibung - TDA1572T |
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